Introduction of Roll-off Trucks

The first roll-off trucks were introduced to the already established family-owned company- Greeneville Iron & Metals, Inc.  The roll-off trucks serviced industrial scrap customers.  For more on the history of Greeneville Iron & Metals, Inc. please visit their webpage.

Scrap Guy

Patented, trademarked, mobile recycling unit known as Scrap Guy was unveiled on May 5, 2011.  It's first assignment was disaster relief from the tornadoes in Camp Creek by placing money back into the community.  It was designed as a clean and fun way to recycle in each individual community.


Mountain Laurel Environmental 

Mountain Laurel was established as a waste disposal and recycling division.  The company utilizes 110 acres for waste recycling, waste transfer, and a Class IV Landfill.


About Us

Turn Key Demolition Package

By using all three companies together- Greeneville Iron and Metals, Transport Technologies, and Mountain Laurel- we are able to offer a package deal in demolition services.

Established Transport Technologies

As the demand for hauling industrial scrap metal and waste increased, Transport Technologies, LLC, was established by Jeff and Patricia Collins.  This division offers both waste and industrial hauling.


Creates Mini-Peterbilt

Mini Peterbilt was introduced at the Greeneville/Greene County Christmas Parade.


C.A.R.E Award

Greeneville Sun

pub. 09.28.2015

"Jeff Collins, of Greeneville Iron and Metals and Transport Technologies, pictured with his son, Matt Collins, receives the Tennessee C.A.R.E Award from the Boys & Girls Clubs in Tennessee."



Established in 1997

Family Owned and Operated

Transport Technologies, LLC (www.transporttechnologiesllc.com) established in 1997, is a transportation division specializing in hauling metal, waste, demolition, and construction materials by utilizing a fleet of roll-offs, dump trucks, and tractor-trailers.  

Greeneville Iron & Metals

Lyle and Nancy Collins officially retire from Greeneville Iron & Metals, Inc. (established in 1946).  Headquarters are moved back to town.  All sister companies are headquartered in the same location.  To learn more about Greeneville Iron & Metals, Inc. history please visit their webpage.